6l80 6l90 automatic gearbox workshop repair rebuild manual 6L80 6L90 AUTOMATIC GEARBOX FULL WORKSHOP & PARTS MANUAL 6L80 6L90 AUTOMATIC GEARBOX FULL WORKSHOP MANUAL
An update to the 6L80 and 6L90 (RPO MYC, MYD) transmission output ring gear and output shafts began to enter production starting with the March 2012 applications. All 6L80/6L90 transmissions will utilize the new design by the end of 2012. Known as a “UNIGEAR” design, the updated